Dr. Michael Mazzei, MD
- Medicare services, 2024
- 595
- Medicare patients, 2024
- 378
- Part D claims, 2024
- 17
- Hospital affiliations
- 4
- Industry payments
- $2,544
- Practice address
- 1200 South Cedar Crest Boulevard, Allentown, PA 18103
- Practice phone
- Call (610) 402-8000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Mazzei's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Michael Mazzei is a surgical critical care physician in Allentown, Pennsylvania
Dr. Mazzei practices at Lehigh Valley Hospital-Cedar Crest in Allentown, Pennsylvania, part of Thomas Jefferson University.
Dr. Mazzei's NPI, 1255743381, was assigned on May 23, 2014. Dr. Mazzei graduated from Rutgers R W Johnson Medical School (Cam/New Bruns/Pisc) in 2014. Dr. Mazzei holds Pennsylvania license MD478624.
- NPI
- 1255743381NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7012209810
- NPI enumeration date
- May 23, 2014
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (610) 402-8000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Michael Mazzei practices at Lehigh Valley Hospital-Cedar Crest in Allentown, Pennsylvania
Dr. Mazzei's primary practice is Lehigh Valley Hospital-Cedar Crest, at 1200 South Cedar Crest Boulevard, Allentown, PA 18103 in Lehigh County. The practice phone is (610) 402-8000.
- Lehigh Valley Hospital-Cedar Crest1200 South Cedar Crest Boulevard, Allentown, PA 18103 · Lehigh CountyPhone(610) 402-8000
Source: Dmand AI Affiliation Data
Dr. Michael Mazzei is affiliated with 7 sites of care and 2 medical groups
Dr. Mazzei's primary practice is Lehigh Valley Hospital-Cedar Crest in Allentown, Pennsylvania, part of Thomas Jefferson University. Dr. Mazzei is also affiliated with Lehigh Valley Hospital-Hazleton. The medical group on file is University of Pittsburgh Physicians, Department of Radiology. Dmand AI also links Dr. Mazzei to 2 more hospitals, 2 home health agencies, 1 group practice or clinic and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Michael Mazzei's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mazzei practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Lehigh Valley Hospital-Cedar Crest | Available with a free account |
| +6 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Thomas Jefferson University and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Michael Mazzei is one of 119 surgical critical care physicians in Pennsylvania
Surgical critical care is Dr. Mazzei's primary specialty in the NPI Registry, under taxonomy code 2086S0102X. Dr. Mazzei is licensed in Pennsylvania.
Specialties and state licenses
- Surgical critical care, PennsylvaniaPrimary
Surgical critical care physicians near Dr. Mazzei
Counts of surgical critical care physicians with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Michael Mazzei billed Medicare for 595 services in 2024
CMS data shows 595 Medicare services from Dr. Mazzei across 6 procedure codes in 2024, for 378 Medicare patients. Medicare paid $72,538 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Mazzei's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1942024: 595207%
Dr. Mazzei compared with the Pennsylvania median for surgical critical care physicians, 2024
- Dr. Mazzei
- Pennsylvania median
- Medicare services
- 595vs 2512.4 times
- Medicare patients
- 378vs 19198% above
- Part D claims
- 13vs 1724% below
Medians across 123 surgical critical care physicians in Pennsylvania with Dmand AI profiles that report each measure.
Dr. Mazzei's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Michael Mazzei treated 378 Medicare patients in 2024, average age 77
CMS counts 378 Medicare patients who saw Dr. Mazzei in 2024. The largest group is 75 to 84, with 152 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 13% are also on Medicaid. Their average risk score is 2.15, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Mazzei's median patient age at 60, with 48% women.
Dr. Mazzei's Medicare patients by age, 2024
Dr. Mazzei's Medicare patients by sex, 2024
- Women20654%
- Men17246%
Chronic conditions among Dr. Mazzei's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis62%
- Chronic kidney disease52%
- Mood disorders48%
- Ischemic heart disease46%
- Anxiety45%
- Diabetes45%
Share of Medicare patients with each condition. A patient can have several.
Dr. Mazzei's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 60
Patient panel by sex, all payers
- Women48%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Michael Mazzei wrote 17 Medicare Part D claims in 2024
In 2024, Dr. Mazzei wrote 17 Medicare Part D claims for 17 patients. 94% of them were for generic drugs. CMS names the drug for 13 of them, across 1 drug with 11 or more claims each, at $41 in total drug cost.
Dr. Mazzei's Part D claims by kind of drug, 2024
- Generic16 claims94%
- Brand-name and other1 claims6%
Dr. Mazzei's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Mazzei's Part D claims, 2024
- Opioids76%13 of 17 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Michael Mazzei takes part in Medicare
Dr. Mazzei accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Colonoscopy: 1 to 10 procedures (CMS shows small counts as a range)
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Michael Mazzei received $2,544 in industry payments from 2024 to 2025
CMS Open Payments shows 4 general payments to Dr. Mazzei from 2 drug and device companies from 2024 to 2025. Education make up the largest share, 59% of the total. Intuitive Surgical, Inc. paid the most, $2,514.
General payments to Dr. Mazzei by program year, 2024 to 2025
General payments to Dr. Mazzei by kind, 2024 to 2025
- Education$1,50059%
- Travel and lodging$1,01440%
- Food and beverage$291%
Companies that paid Dr. Mazzei the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Michael Mazzei graduated from Rutgers R W Johnson Medical School (Cam/New Bruns/Pisc)
Dr. Mazzei graduated from Rutgers R W Johnson Medical School (Cam/New Bruns/Pisc) in 2014.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Michael Mazzei's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Michael Mazzei
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Michael Mazzei's NPI number?
Dr. Michael Mazzei's NPI number is 1255743381. It was assigned on May 23, 2014, and it is active in the NPI Registry.
What kind of doctor is Dr. Michael Mazzei?
Dr. Michael Mazzei is a surgical critical care physician in Allentown, Pennsylvania. The primary specialty in the NPI Registry is Surgical Critical Care Physician (taxonomy code 2086S0102X).
Where does Dr. Michael Mazzei practice?
Dr. Mazzei practices at 1200 South Cedar Crest Boulevard, Allentown, PA 18103. Dr. Mazzei's primary practice is Lehigh Valley Hospital-Cedar Crest in Allentown, Pennsylvania, part of Thomas Jefferson University. Dmand AI also links Dr. Mazzei to 2 hospitals, 2 home health agencies, 1 group practice or clinic and 1 medical group.
What is Dr. Michael Mazzei's office phone number?
The practice phone on file for Dr. Mazzei is (610) 402-8000.
What is Dr. Michael Mazzei's medical license number?
Dr. Mazzei holds Pennsylvania license MD478624.
Which hospitals is Dr. Michael Mazzei affiliated with?
Dr. Mazzei practices at Lehigh Valley Hospital-Cedar Crest in Allentown, Pennsylvania. Dr. Mazzei is also affiliated with Lehigh Valley Hospital-Hazleton. Dmand AI links Dr. Mazzei to 2 more hospitals.
What medical group is Dr. Michael Mazzei part of?
Dr. Mazzei is linked to University of Pittsburgh Physicians, Department of Radiology. Dmand AI links Dr. Mazzei to 1 more medical group.
Does Dr. Michael Mazzei accept Medicare?
Yes. CMS data shows Dr. Mazzei billed Medicare for 595 services in 2024, and Dr. Mazzei accepts Medicare assignment.
How many Medicare patients does Dr. Michael Mazzei see?
CMS counts 378 Medicare patients who saw Dr. Mazzei in 2024, with an average age of 77.
What services does Dr. Michael Mazzei bill to Medicare?
In 2024, Dr. Mazzei's most billed Medicare services were critical care (99291), hospital inpatient care (99222) and hospital inpatient care (99223).
Show 4 more questionsShow fewer questions
Where did Dr. Michael Mazzei go to medical school?
Dr. Mazzei graduated from Rutgers R W Johnson Medical School (Cam/New Bruns/Pisc) in 2014.
What drugs does Dr. Michael Mazzei prescribe most?
In 2024 Medicare Part D data, Dr. Mazzei's most prescribed drugs by claims were Oxycodone HCl.
Has Dr. Michael Mazzei received payments from drug or device companies?
CMS Open Payments shows $2,544 in general payments to Dr. Mazzei from 2 companies from 2024 to 2025. The largest total came from Intuitive Surgical, Inc.
How long has Dr. Michael Mazzei been practicing?
Dr. Mazzei graduated from medical school in 2014, 12 years ago.
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